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authorHerbert Xu <herbert@gondor.apana.org.au>2010-06-15 21:43:07 -0700
committerDavid S. Miller <davem@davemloft.net>2010-06-15 21:43:07 -0700
commitfed396a585d8e1870b326f2e8e1888a72957abb8 (patch)
treeb2a291facdc6a259e1851db9a120d05bf5422795 /net/bridge
parent7e43cd66d36e8f0900e87d9d287c9ee649cbdd07 (diff)
downloadkernel-fed396a585d8e1870b326f2e8e1888a72957abb8.tar.gz
bridge: Fix OOM crash in deliver_clone
The bridge multicast patches introduced an OOM crash in the forward path, when deliver_clone fails to clone the skb. Reported-by: Mark Wagner <mwagner@redhat.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/bridge')
-rw-r--r--net/bridge/br_forward.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/net/bridge/br_forward.c b/net/bridge/br_forward.c
index a98ef1393097..a4e72a89e4ff 100644
--- a/net/bridge/br_forward.c
+++ b/net/bridge/br_forward.c
@@ -140,10 +140,10 @@ static int deliver_clone(const struct net_bridge_port *prev,
void (*__packet_hook)(const struct net_bridge_port *p,
struct sk_buff *skb))
{
+ struct net_device *dev = BR_INPUT_SKB_CB(skb)->brdev;
+
skb = skb_clone(skb, GFP_ATOMIC);
if (!skb) {
- struct net_device *dev = BR_INPUT_SKB_CB(skb)->brdev;
-
dev->stats.tx_dropped++;
return -ENOMEM;
}